/**
 * Header Redesign - Coding Seven Scribes
 * Inspired by GeeksforGeeks, W3Schools, CodeWithHarry
 * Minimal, clean, developer-friendly
 */

/* ── Top Bar ── */
.site-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--primary-color);
    color: #fff;
    font-size: 0.78rem;
    padding: 5px 0;
    line-height: 1;
}

.site-topbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    opacity: 0.95;
}

.topbar-left svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.topbar-right a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    font-size: 0.78rem;
    transition: color 0.2s;
}

.topbar-right a:hover {
    color: #fff;
}

/* ── Main Site Header ── */
.site-header {
    position: sticky !important;
    top: 0 !important;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 9999 !important;
    background-color: var(--header-bg) !important;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: none;
}

.site-header.scrolled {
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

body.dark-theme .site-header {
    border-bottom-color: rgba(255,255,255,0.08);
}

/* ── Header Container ── */
.site-header .container {
    display: flex;
    align-items: center;
    height: 64px;
    gap: 0;
    padding: 0 20px;
}

/* ── Site Branding ── */
.site-branding {
    flex: 0 0 auto;
    margin-right: 28px;
}

.site-branding .site-title {
    margin: 0;
    padding: 0;
    font-size: 1rem;
    line-height: 1;
}

.site-branding .site-title a {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.site-branding .site-title a:hover {
    color: var(--primary-color);
}

/* Logo images */
.site-branding .light-logo,
.site-branding .dark-logo {
    height: 36px;
    width: auto;
    object-fit: contain;
}

body:not(.dark-theme) .dark-logo { display: none; }
body.dark-theme .light-logo { display: none; }

/* Custom logo from WordPress */
.site-branding .custom-logo-link img {
    height: 36px;
    width: auto;
    object-fit: contain;
    display: block;
}

.site-description {
    display: none;
}

/* ── Main Navigation ── */
.main-navigation {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.main-navigation ul#primary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2px;
    align-items: center;
}

.main-navigation ul#primary-menu > li {
    position: relative;
    margin: 0;
}

.main-navigation ul#primary-menu > li > a {
    display: flex;
    align-items: center;
    padding: 8px 14px;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 6px;
    transition: background-color 0.18s, color 0.18s;
    white-space: nowrap;
}

.main-navigation ul#primary-menu > li > a:hover {
    background-color: rgba(52, 152, 219, 0.08);
    color: var(--primary-color);
}

.main-navigation ul#primary-menu > li.current-menu-item > a,
.main-navigation ul#primary-menu > li.current_page_item > a {
    color: var(--primary-color);
    font-weight: 600;
    background-color: rgba(52, 152, 219, 0.08);
}

/* Dropdown menus */
.main-navigation ul#primary-menu > li > ul {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 200px;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    list-style: none;
    padding: 6px 0;
    margin: 0;
    z-index: 10000;
}

.main-navigation ul#primary-menu > li:hover > ul {
    display: block;
}

.main-navigation ul#primary-menu > li > ul > li > a {
    display: block;
    padding: 9px 16px;
    font-size: 0.9rem;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.15s, color 0.15s;
}

.main-navigation ul#primary-menu > li > ul > li > a:hover {
    background-color: rgba(52,152,219,0.06);
    color: var(--primary-color);
}

/* ── Header Actions (right side) ── */
.header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    flex: 0 0 auto;
    background: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
}

/* Theme Toggle & Search Toggle */
.theme-toggle,
.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-color);
    transition: border-color 0.18s, background 0.18s, color 0.18s;
    padding: 0;
}

.theme-toggle:hover,
.search-toggle:hover {
    border-color: var(--primary-color);
    background-color: rgba(52,152,219,0.06);
    color: var(--primary-color);
}

.theme-toggle svg,
.search-toggle svg {
    width: 18px;
    height: 18px;
    position: relative;
    z-index: auto;
}

.theme-toggle::after,
.search-toggle::after {
    display: none;
}

body.dark-theme .theme-toggle svg {
    transform: rotate(40deg);
}

/* Subscribe / YouTube Button */
.subscribe-button {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 14px;
    background: #ff0000;
    color: #fff !important;
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.18s, transform 0.18s;
    white-space: nowrap;
}

.subscribe-button:hover {
    background: #cc0000;
    transform: translateY(-1px);
    color: #fff !important;
}

.subscribe-button svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ── Mobile Menu Toggle ── */
.menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    margin-left: 8px;
    color: var(--text-color);
    padding: 0;
    transition: border-color 0.18s, background 0.18s;
    position: relative;
    z-index: 1001;
}

.menu-toggle::after {
    display: none;
}

.menu-toggle:hover {
    border-color: var(--primary-color);
    background-color: rgba(52,152,219,0.06);
}

.menu-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--text-color);
    transition: none;
}

/* ── Search Bar Dropdown ── */
.search-form-container {
    display: none;
    position: absolute;
    top: 68px;
    right: 20px;
    width: 380px;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    z-index: 9998;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s, transform 0.2s;
}

.search-form-container.search-active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.search-form-container .search-form {
    display: flex;
    align-items: center;
    background: none;
    box-shadow: none;
    padding: 0;
    border: none;
    border-radius: 0;
    gap: 8px;
    width: 100%;
}

.search-form-container .search-form input[type="search"] {
    flex: 1;
    padding: 9px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.92rem;
    background: var(--background-color);
    color: var(--text-color);
    outline: none;
    transition: border-color 0.18s;
}

.search-form-container .search-form input[type="search"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52,152,219,0.12);
}

.search-form-container .search-form button.search-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    padding: 9px 12px;
    cursor: pointer;
    position: static;
    transform: none;
    top: auto;
    right: auto;
    color: #fff;
    transition: background 0.18s;
}

.search-form-container .search-form button.search-submit:hover {
    background: var(--secondary-color);
}

.search-form-container .search-form button.search-submit svg {
    width: 18px;
    height: 18px;
    color: #fff;
    stroke: #fff;
}

.search-form-close {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    opacity: 0.5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.15s;
    box-shadow: none;
}

.search-form-close:hover { opacity: 1; }

.search-form-close svg {
    width: 14px;
    height: 14px;
}

/* ── Mobile Navigation ── */
@media (max-width: 991px) {
    .site-topbar { display: none; }

    .site-header .container {
        height: 58px;
        padding: 0 16px;
    }

    .site-branding {
        margin-right: 0;
    }

    .main-navigation {
        display: none;
        position: fixed;
        top: 58px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--background-color);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 20px 20px 80px;
        overflow-y: auto;
        z-index: 9998;
        border-top: 1px solid var(--border-color);
    }

    .main-navigation.toggled,
    .main-navigation[aria-expanded="true"] {
        display: flex;
    }

    .main-navigation ul#primary-menu {
        flex-direction: column;
        width: 100%;
        gap: 2px;
    }

    .main-navigation ul#primary-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

    .main-navigation ul#primary-menu > li:last-child {
        border-bottom: none;
    }

    .main-navigation ul#primary-menu > li > a {
        padding: 14px 12px;
        font-size: 1rem;
        border-radius: 0;
        width: 100%;
    }

    .main-navigation ul#primary-menu > li > ul {
        position: static;
        display: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: rgba(52,152,219,0.04);
        padding: 0 0 0 16px;
        margin: 0;
    }

    .main-navigation ul#primary-menu > li.toggled > ul {
        display: block;
    }

    .menu-toggle { display: flex; }

    .header-actions .subscribe-button span { display: none; }
    .header-actions .subscribe-button { padding: 8px 10px; }

    .search-form-container {
        width: calc(100% - 32px);
        right: 16px;
        top: 62px;
    }

    .mobile-menu-extras { display: block; padding: 20px 0 0; width: 100%; }
    .mobile-menu-subscribe { margin-bottom: 20px; }
    .mobile-menu-social { margin-top: 10px; }
    .mobile-menu-social-title {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--text-color);
        opacity: 0.6;
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-bottom: 12px;
    }
    .mobile-menu-social-links {
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
    }
    .mobile-menu-social-links a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        color: var(--text-color);
        transition: border-color 0.18s, color 0.18s;
    }
    .mobile-menu-social-links a:hover {
        border-color: var(--primary-color);
        color: var(--primary-color);
    }
    .mobile-menu-social-links a svg {
        width: 18px;
        height: 18px;
    }
    .menu-overlay { display: none; }
}

@media (max-width: 576px) {
    .site-header .container { padding: 0 12px; }
    .header-actions { gap: 4px; }
    .theme-toggle, .search-toggle { width: 34px; height: 34px; }
}